☰

ChatChain

works like langchain but with ChatGPT(WIP), only support Translate input to English on ChatChain with Google Translate now

  1. // ==UserScript==
  2. // @name         ChatChain
  3. // @namespace    ChatChain
  4. // @version      1.0
  5. // @description  works like langchain but with ChatGPT(WIP), only support Translate input to English on ChatChain with Google Translate now
  6. // @author       temberature@gmail.com
  7. // @match        https://chat.openai.com/*
  8. // @grant        GM_xmlhttpRequest
  9. // @run-at       document-idle
  10. // @license      MIT
  11. // ==/UserScript==
  12.  
  13. (function () {
  14.     'use strict';
  15.     let monitorReply2TranslateBack = false, monitorReply2quest = false;
  16.     let translateMode = true;
  17.     let form, submitButton, inputField, submitButtonClone, inputFieldClone;
  18.     interceptSubmitBtn();
  19.  
  20.     const observer = new MutationObserver(mutations => {
  21.         mutations.forEach(mutation => {
  22.             if (mutation.type === 'childList') {
  23.                 console.log(mutation.addedNodes)
  24.                 mutation.addedNodes.forEach(addedNode => {
  25.                     if (addedNode.nodeType === Node.ELEMENT_NODE && ((addedNode.classList.contains('overflow-hidden') && addedNode.classList.contains('w-full') && addedNode.classList.contains('h-full') && addedNode.classList.contains('relative')))) {
  26.                         interceptSubmitBtn();
  27.                     }
  28.                     if (addedNode.nodeType === Node.ELEMENT_NODE && (addedNode.classList.contains('px-2') &&
  29.                         addedNode.classList.contains('py-10') &&
  30.                         addedNode.classList.contains('relative') &&
  31.                         addedNode.classList.contains('w-full') &&
  32.                         addedNode.classList.contains('flex') &&
  33.                         addedNode.classList.contains('flex-col') &&
  34.                         addedNode.classList.contains('h-full'))) {
  35.  
  36.                         interceptSubmitBtn();
  37.  
  38.                     }
  39.  
  40.                 });
  41.  
  42.                 mutation.removedNodes.forEach(removedNode => {
  43.                     if (removedNode.nodeType === Node.ELEMENT_NODE && removedNode.classList.contains('btn') && removedNode.classList.contains('flex') && removedNode.classList.contains('justify-center') && removedNode.classList.contains('gap-2') && removedNode.classList.contains('btn-neutral') && removedNode.classList.contains('border-0') && removedNode.classList.contains('md:border') && removedNode.textContent.includes('Stop generating')) {
  44.                         const proseElements = document.querySelectorAll('.prose');
  45.                         const lastProseElement = proseElements[proseElements.length - 1];
  46.                         const form = document.querySelector('form.stretch');
  47.                         const submitButton = form.querySelector('div div:nth-child(2) > button');
  48.                         const inputField = form.querySelector('div:nth-child(2) textarea');
  49.                         if (monitorReply2quest) {
  50.                             quest(lastProseElement.textContent);
  51.  
  52.                         } else if (monitorReply2TranslateBack) {
  53.                             translateBack(lastProseElement.textContent);
  54.                         }
  55.                     }
  56.                 })
  57.             }
  58.         });
  59.     });
  60.  
  61.     observer.observe(document.body, { childList: true, subtree: true });
  62.     // 定义翻译函数，用于翻译给定的文本
  63.     const translateText = async (text) => {
  64.         const url = 'https://translate.googleapis.com/translate_a/single?client=gtx&sl=zh-CN&tl=en&dt=t&q=' + encodeURI(text);
  65.         const response = await fetch(url);
  66.         const data = await response.json();
  67.         return data[0][0][0];
  68.     };
  69.  
  70.     function interceptSubmitBtn() {
  71.  
  72.         form = document.querySelector('form.stretch');
  73.         submitButton = form.querySelector('div div:nth-child(2) > button');
  74.         inputField = form.querySelector('div:nth-child(2) textarea');
  75.         // 拦截表单提交事件，翻译输入内容并替换输入框中的内容
  76.         if (!submitButton || !inputField) {
  77.             return;
  78.         }
  79.  
  80.         submitButton.addEventListener('click', handleSubmit, { useCapture: true });
  81.  
  82.         inputField.addEventListener("keydown", handleEnterDown, { useCapture: true });
  83.         inputField.addEventListener("keyup", async function (event) {
  84.             if (event.key === "Enter") {
  85.                 event.preventDefault();
  86.                 event.stopImmediatePropagation();
  87.             }
  88.         });
  89.         inputField.addEventListener("keypress", async function (event) {
  90.             if (event.key === "Enter") {
  91.                 event.preventDefault();
  92.                 event.stopImmediatePropagation();
  93.             }
  94.         });
  95.  
  96.  
  97.     }
  98.     async function handleEnterDown(event) {
  99.         if (event.key === "Enter") {
  100.             handleSubmit(event);
  101.         }
  102.     }
  103.     async function handleSubmit(event) {
  104.         const stage = submitButton.getAttribute('data-stage')
  105.         const texts = inputField.value.split('|');
  106.  
  107.         if ((stage && stage != 0) || !translateMode) {
  108.             return;
  109.         } else if (texts.length > 1 && ['默认模式', 'default', 'd'].includes(texts[0])) {
  110.             inputField.value = texts[1];
  111.             return;
  112.         } else if (texts.length > 1 && ['切换模式', 'toggle', 't'].includes(texts[0])) {
  113.             translateMode = !translateMode;
  114.             inputField.value = texts[1];
  115.             return;
  116.         }
  117.         event.preventDefault();
  118.         event.stopImmediatePropagation();
  119.         if (!+stage) {
  120.             if (!monitorReply2quest && !monitorReply2TranslateBack) {
  121.                 translate();
  122.             }
  123.         }
  124.  
  125.     }
  126.  
  127.     async function translate() {
  128.         submitButton.setAttribute('data-stage', 'translating');
  129.  
  130.         const inputText = inputField.value.trim();
  131.         if (inputText.length === 0) {
  132.             return;
  133.         }
  134.         inputField.value = "翻译中ing";
  135.         const translatedText = await translateText(inputText);
  136.         inputField.value = translatedText;
  137.  
  138.         submitButton.click();
  139.  
  140.         monitorReply2TranslateBack = true;
  141.     }
  142.  
  143.     function quest(reply) {
  144.         submitButton.setAttribute('data-stage', 'questing');
  145.  
  146.         if (reply.length === 0) {
  147.             return;
  148.         }
  149.  
  150.         inputField.value = 'answer using English, as specific as possible： "' + reply + '"';
  151.  
  152.         submitButton.click();
  153.         monitorReply2quest = false;
  154.         monitorReply2TranslateBack = true;
  155.     }
  156.     function translateBack(reply) {
  157.         submitButton.setAttribute('data-stage', 'translateBacking');
  158.         inputField.value = '翻译成中文，只返回中文： "' + reply + '"';
  159.         submitButton.click();
  160.         monitorReply2TranslateBack = false;
  161.         submitButton.setAttribute('data-stage', 0);
  162.     }
  163.  
  164. })();